Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA820826A
Inventor
Freytag Karl-Heinz
Taube Carl
Seidel Bernhard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert AG
Publication date
Application grantedgrantedCritical
Publication of CA820826ApublicationCriticalpatent/CA820826A/en